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/* This file is part of the KDE project
* Copyright (C) 2011 C. Boemann <cbo@kogmbh.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "KoTextLayoutEndNotesArea.h"
#include "KoTextLayoutNoteArea.h"
#include "KoInlineTextObjectManager.h"
#include "KoInlineNote.h"
#include "KoPointedAt.h"
#include "FrameIterator.h"
#include <KoTextDocument.h>
#include <QPainter>
static bool beforeThan(KoInlineNote *note1, KoInlineNote *note2)
{
return (note1->getPosInDocument() < note2->getPosInDocument());
}
class Q_DECL_HIDDEN KoTextLayoutEndNotesArea::Private
{
public:
Private()
: startOfArea(0)
{
}
QList<KoTextLayoutNoteArea *> endNoteAreas;
QList<QTextFrame *> endNoteFrames;
FrameIterator *startOfArea;
FrameIterator *endOfArea;
int endNoteAutoCount;
};
KoTextLayoutEndNotesArea::KoTextLayoutEndNotesArea(KoTextLayoutArea *parent, KoTextDocumentLayout *documentLayout)
: KoTextLayoutArea(parent, documentLayout)
, d(new Private)
{
d->endNoteAutoCount = 0;
}
KoTextLayoutEndNotesArea::~KoTextLayoutEndNotesArea()
{
qDeleteAll(d->endNoteAreas);
delete d;
}
bool KoTextLayoutEndNotesArea::layout(FrameIterator *cursor)
{
qDeleteAll(d->endNoteAreas);
d->endNoteAreas.clear();
d->endNoteFrames.clear();
d->startOfArea = new FrameIterator(cursor);
d->endOfArea = 0;
int shiftDown = 15;
qreal y = top() + shiftDown;
setBottom(y);
KoInlineTextObjectManager *manager = KoTextDocument(documentLayout()->document()).inlineTextObjectManager();
QList<KoInlineNote *> list = QList<KoInlineNote *>(manager->endNotes());
qSort(list.begin(), list.end(), beforeThan); //making a list of endnotes in the order they appear
while (cursor->endNoteIndex < list.length())
{
KoInlineNote *note = list[cursor->endNoteIndex];
if (note->autoNumbering()) {
note->setAutoNumber(d->endNoteAutoCount++);
}
QTextFrame *subFrame = note->textFrame();
KoTextLayoutNoteArea *noteArea = new KoTextLayoutNoteArea(note, this, documentLayout());
d->endNoteAreas.append(noteArea);
d->endNoteFrames.append(subFrame);
noteArea->setReferenceRect(left(), right(), y, maximumAllowedBottom());
if (noteArea->layout(cursor->subFrameIterator(subFrame)) == false) {
d->endOfArea = new FrameIterator(cursor);
setBottom(noteArea->bottom());
return false;
}
y = noteArea->bottom();
setBottom(y);
delete cursor->currentSubFrameIterator;
cursor->currentSubFrameIterator = 0;
cursor->endNoteIndex++;
}
if (cursor->endNoteIndex == 0) {
setBottom(top() + shiftDown);
}
d->endOfArea = new FrameIterator(cursor);
return true;
}
KoPointedAt KoTextLayoutEndNotesArea::hitTest(const QPointF &p, Qt::HitTestAccuracy accuracy) const
{
KoPointedAt pointedAt;
int endNoteIndex = 0;
while (endNoteIndex < d->endNoteAreas.length()) {
// check if p is over end notes area
if (p.y() > d->endNoteAreas[endNoteIndex]->top()
&& p.y() < d->endNoteAreas[endNoteIndex]->bottom()) {
pointedAt = d->endNoteAreas[endNoteIndex]->hitTest(p, accuracy);
return pointedAt;
}
++endNoteIndex;
}
return KoPointedAt();
}
QRectF KoTextLayoutEndNotesArea::selectionBoundingBox(QTextCursor &cursor) const
{
QTextFrame *subFrame;
int endNoteIndex = 0;
while (endNoteIndex < d->endNoteFrames.length()) {
subFrame = d->endNoteFrames[endNoteIndex];
if (subFrame != 0) {
if (cursor.selectionStart() >= subFrame->firstPosition() && cursor.selectionEnd() <= subFrame->lastPosition()) {
return d->endNoteAreas[endNoteIndex]->selectionBoundingBox(cursor);
}
++endNoteIndex;
}
}
return QRectF();
}
void KoTextLayoutEndNotesArea::paint(QPainter *painter, const KoTextDocumentLayout::PaintContext &context)
{
if (d->startOfArea == 0) // We have not been layouted yet
return;
if (!d->endNoteAreas.isEmpty()) {
int left = 2;
int right = 150;
int shiftDown = 10;
painter->drawLine(left, top()+shiftDown, right, top()+shiftDown);
}
Q_FOREACH (KoTextLayoutNoteArea *area, d->endNoteAreas) {
area->paint(painter, context);
}
}
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